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TF2 EMF Meters ship FREE in the Continental United States via UPS Ground!

Trifield Knowledge Base

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  • April 18, 2024

    EMF Shielding Techniques

    How to shield or avoid electromagnetic fields By the folks at Alphalab Inc. Makers of the Trifield® EMF meter (model TF2) RF: Radio waves and microwaves can be reflected off a metal sheet in exactly the same way that light...

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  • April 18, 2024

    Understanding Electromagnetism

    Magnetic and electric fields exist nearly everywhere, and the following is a brief description of what these fields are, how they are created, and what effects they produce. The concept of an “electric field” arose when electrons were observed to...

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